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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     * Copyright 2007 the original author or authors.<a name="line.2"></a>
<FONT color="green">003</FONT>     *<a name="line.3"></a>
<FONT color="green">004</FONT>     * Licensed under the Apache License, Version 2.0 (the "License");<a name="line.4"></a>
<FONT color="green">005</FONT>     * you may not use this file except in compliance with the License.<a name="line.5"></a>
<FONT color="green">006</FONT>     * You may obtain a copy of the License at<a name="line.6"></a>
<FONT color="green">007</FONT>     *<a name="line.7"></a>
<FONT color="green">008</FONT>     *      http://www.apache.org/licenses/LICENSE-2.0<a name="line.8"></a>
<FONT color="green">009</FONT>     *<a name="line.9"></a>
<FONT color="green">010</FONT>     * Unless required by applicable law or agreed to in writing, software<a name="line.10"></a>
<FONT color="green">011</FONT>     * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.11"></a>
<FONT color="green">012</FONT>     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.12"></a>
<FONT color="green">013</FONT>     * See the License for the specific language governing permissions and<a name="line.13"></a>
<FONT color="green">014</FONT>     * limitations under the License.<a name="line.14"></a>
<FONT color="green">015</FONT>     */<a name="line.15"></a>
<FONT color="green">016</FONT>    package org.codehaus.groovy.grails.plugins.searchable.compass.search;<a name="line.16"></a>
<FONT color="green">017</FONT>    <a name="line.17"></a>
<FONT color="green">018</FONT>    import org.codehaus.groovy.grails.commons.DomainClassArtefactHandler;<a name="line.18"></a>
<FONT color="green">019</FONT>    import org.codehaus.groovy.grails.commons.GrailsApplication;<a name="line.19"></a>
<FONT color="green">020</FONT>    import org.codehaus.groovy.grails.commons.GrailsDomainClass;<a name="line.20"></a>
<FONT color="green">021</FONT>    import org.codehaus.groovy.grails.plugins.searchable.compass.mapping.SearchableGrailsDomainClassCompassMappingUtils;<a name="line.21"></a>
<FONT color="green">022</FONT>    import org.codehaus.groovy.grails.plugins.searchable.util.GrailsDomainClassUtils;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.compass.core.*;<a name="line.23"></a>
<FONT color="green">024</FONT>    <a name="line.24"></a>
<FONT color="green">025</FONT>    import java.util.*;<a name="line.25"></a>
<FONT color="green">026</FONT>    <a name="line.26"></a>
<FONT color="green">027</FONT>    /**<a name="line.27"></a>
<FONT color="green">028</FONT>     * Helper dealing with a "class" query builder query option<a name="line.28"></a>
<FONT color="green">029</FONT>     *<a name="line.29"></a>
<FONT color="green">030</FONT>     * @author Maurice Nicholson<a name="line.30"></a>
<FONT color="green">031</FONT>     */<a name="line.31"></a>
<FONT color="green">032</FONT>    public class SearchableCompassQueryBuilderClassOptionHelper implements SearchableCompassQueryBuilderOptionsHelper {<a name="line.32"></a>
<FONT color="green">033</FONT>    <a name="line.33"></a>
<FONT color="green">034</FONT>        public CompassQuery applyOptions(GrailsApplication grailsApplication, Compass compass, CompassSession compassSession, CompassQuery compassQuery, Map options) {<a name="line.34"></a>
<FONT color="green">035</FONT>            Class clazz = (Class) options.get("class");<a name="line.35"></a>
<FONT color="green">036</FONT>            if (clazz == null) {<a name="line.36"></a>
<FONT color="green">037</FONT>                return compassQuery;<a name="line.37"></a>
<FONT color="green">038</FONT>            }<a name="line.38"></a>
<FONT color="green">039</FONT>    <a name="line.39"></a>
<FONT color="green">040</FONT>            // TODO add poly=false option?<a name="line.40"></a>
<FONT color="green">041</FONT>    <a name="line.41"></a>
<FONT color="green">042</FONT>            setAliases(compass, clazz, compassQuery, grailsApplication);<a name="line.42"></a>
<FONT color="green">043</FONT>    <a name="line.43"></a>
<FONT color="green">044</FONT>            List grailsDomainClasses = Arrays.asList(grailsApplication.getArtefacts(DomainClassArtefactHandler.TYPE));<a name="line.44"></a>
<FONT color="green">045</FONT>            GrailsDomainClass grailsDomainClass = GrailsDomainClassUtils.getGrailsDomainClass(clazz, grailsDomainClasses);<a name="line.45"></a>
<FONT color="green">046</FONT>            Set subClasses = grailsDomainClass.getSubClasses();<a name="line.46"></a>
<FONT color="green">047</FONT>            setPolyClassFilter(this, compassSession, compassQuery, clazz, subClasses);<a name="line.47"></a>
<FONT color="green">048</FONT>    <a name="line.48"></a>
<FONT color="green">049</FONT>            return compassQuery;<a name="line.49"></a>
<FONT color="green">050</FONT>        }<a name="line.50"></a>
<FONT color="green">051</FONT>    <a name="line.51"></a>
<FONT color="green">052</FONT>        /**<a name="line.52"></a>
<FONT color="green">053</FONT>         * Set aliases on the query for the given clazz, respecting inheritance in mapping<a name="line.53"></a>
<FONT color="green">054</FONT>         */<a name="line.54"></a>
<FONT color="green">055</FONT>        private static CompassQuery setAliases(Compass compass, Class clazz, CompassQuery compassQuery, GrailsApplication application) {<a name="line.55"></a>
<FONT color="green">056</FONT>            String[] aliasesArr = SearchableGrailsDomainClassCompassMappingUtils.getPolyMappingAliases(compass, clazz, application);<a name="line.56"></a>
<FONT color="green">057</FONT>            compassQuery.setAliases(aliasesArr);<a name="line.57"></a>
<FONT color="green">058</FONT>            return compassQuery;<a name="line.58"></a>
<FONT color="green">059</FONT>        }<a name="line.59"></a>
<FONT color="green">060</FONT>    <a name="line.60"></a>
<FONT color="green">061</FONT>        /**<a name="line.61"></a>
<FONT color="green">062</FONT>         * Set the query filter for poly classes if there are subclasses<a name="line.62"></a>
<FONT color="green">063</FONT>         * @param searchableCompassQueryBuilderClassOptionHelper<a name="line.63"></a>
<FONT color="green">064</FONT>         * @param compassSession<a name="line.64"></a>
<FONT color="green">065</FONT>         * @param compassQuery<a name="line.65"></a>
<FONT color="green">066</FONT>         * @param clazz<a name="line.66"></a>
<FONT color="green">067</FONT>         * @param subClasses<a name="line.67"></a>
<FONT color="green">068</FONT>         */<a name="line.68"></a>
<FONT color="green">069</FONT>        private static void setPolyClassFilter(SearchableCompassQueryBuilderClassOptionHelper searchableCompassQueryBuilderClassOptionHelper, CompassSession compassSession, CompassQuery compassQuery, Class clazz, Set subClasses) {<a name="line.69"></a>
<FONT color="green">070</FONT>            if (subClasses.size() &gt; 1) {<a name="line.70"></a>
<FONT color="green">071</FONT>                Set clazzes = new HashSet(GrailsDomainClassUtils.getClazzes(subClasses));<a name="line.71"></a>
<FONT color="green">072</FONT>                clazzes.add(clazz);<a name="line.72"></a>
<FONT color="green">073</FONT>                CompassQuery polyClassQuery = searchableCompassQueryBuilderClassOptionHelper.buildPolyClassQuery(compassSession, clazzes);<a name="line.73"></a>
<FONT color="green">074</FONT>                CompassQueryFilter instanceFilter = compassSession.queryFilterBuilder().query(polyClassQuery);<a name="line.74"></a>
<FONT color="green">075</FONT>                compassQuery.setFilter(instanceFilter);<a name="line.75"></a>
<FONT color="green">076</FONT>            }<a name="line.76"></a>
<FONT color="green">077</FONT>        }<a name="line.77"></a>
<FONT color="green">078</FONT>    <a name="line.78"></a>
<FONT color="green">079</FONT>        /**<a name="line.79"></a>
<FONT color="green">080</FONT>         * Builds the polymorphic class-instance query part<a name="line.80"></a>
<FONT color="green">081</FONT>         * @param compassSession<a name="line.81"></a>
<FONT color="green">082</FONT>         * @param clazzes<a name="line.82"></a>
<FONT color="green">083</FONT>         * @return<a name="line.83"></a>
<FONT color="green">084</FONT>         */<a name="line.84"></a>
<FONT color="green">085</FONT>        public CompassQuery buildPolyClassQuery(CompassSession compassSession, Collection clazzes) {<a name="line.85"></a>
<FONT color="green">086</FONT>            CompassQueryBuilder queryBuilder = compassSession.queryBuilder();<a name="line.86"></a>
<FONT color="green">087</FONT>            CompassQueryBuilder.CompassBooleanQueryBuilder instanceBoolBuilder = queryBuilder.bool();<a name="line.87"></a>
<FONT color="green">088</FONT>            for (Iterator iter = clazzes.iterator(); iter.hasNext(); ) {<a name="line.88"></a>
<FONT color="green">089</FONT>                Class clz = (Class) iter.next();<a name="line.89"></a>
<FONT color="green">090</FONT>                instanceBoolBuilder.addShould(<a name="line.90"></a>
<FONT color="green">091</FONT>                    queryBuilder.term("$/poly/class", clz.getName())<a name="line.91"></a>
<FONT color="green">092</FONT>                );<a name="line.92"></a>
<FONT color="green">093</FONT>            }<a name="line.93"></a>
<FONT color="green">094</FONT>            return instanceBoolBuilder.toQuery();<a name="line.94"></a>
<FONT color="green">095</FONT>        }<a name="line.95"></a>
<FONT color="green">096</FONT>    }<a name="line.96"></a>




























































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